/*
 * The Unified Mapping Platform (JUMP) is an extensible, interactive GUI 
 * for visualizing and manipulating spatial features with geometry and attributes.
 *
 * Copyright (C) 2003 Vivid Solutions
 * 
 * This program is free software; you can redistribute it and/or
 * modify it under the terms of the GNU General Public License
 * as published by the Free Software Foundation; either version 2
 * of the License, or (at your option) any later version.
 * 
 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU General Public License for more details.
 * 
 * You should have received a copy of the GNU General Public License
 * along with this program; if not, write to the Free Software
 * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA  02111-1307, USA.
 * 
 * For more information, contact:
 *
 * Vivid Solutions
 * Suite #1A
 * 2328 Government Street
 * Victoria BC  V8T 5G5
 * Canada
 *
 * (250)385-6040
 * www.vividsolutions.com
 */

package com.vividsolutions.jump.workbench.ui.plugin;

import java.awt.event.ContainerAdapter;
import java.awt.event.ContainerEvent;

import javax.swing.JInternalFrame;

import com.vividsolutions.jump.workbench.plugin.AbstractPlugIn;
import com.vividsolutions.jump.workbench.plugin.PlugInContext;
import com.vividsolutions.jump.workbench.ui.TaskFrame;
import com.vividsolutions.jump.workbench.ui.renderer.ImageCachingRenderer;
import com.vividsolutions.jump.workbench.ui.renderer.Renderer;

public abstract class InstallRendererPlugIn extends AbstractPlugIn {
    private Object contentID;

    private boolean aboveLayerables;
    public InstallRendererPlugIn(Object contentID, boolean aboveLayerables) {
        this.contentID = contentID;
        this.aboveLayerables = aboveLayerables;
    }

    public void initialize(PlugInContext context) throws Exception {
        JInternalFrame[] frames = context.getWorkbenchFrame().getInternalFrames();

        for (int i = 0; i < frames.length; i++) {
            if (frames[i] instanceof TaskFrame) {
                ensureHasRenderer((TaskFrame) frames[i]);
            }
        }

        context.getWorkbenchFrame().getDesktopPane().addContainerListener(new ContainerAdapter() {
            public void componentAdded(ContainerEvent e) {
                if (!(e.getChild() instanceof TaskFrame)) {
                    return;
                }

                TaskFrame taskFrame = (TaskFrame) e.getChild();
                ensureHasRenderer(taskFrame);
            }
        });
    }

    private void ensureHasRenderer(final TaskFrame taskFrame) {
        if (aboveLayerables) {
            taskFrame.getLayerViewPanel().getRenderingManager().putAboveLayerables(
                contentID,
                createFactory(taskFrame));
        } else {
            taskFrame.getLayerViewPanel().getRenderingManager().putBelowLayerables(
                contentID,
                createFactory(taskFrame));
        }
    }

    protected abstract Renderer.Factory createFactory(TaskFrame frame);
}
